[  863.857170][T12979] PPP generic driver version 2.4.2
[  863.864943][T12979] NET: Registered PF_PPPOX protocol family
[  863.882637][T12979] l2tp_core: L2TP core driver, V2.0
[  863.888489][T12979] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  869.161306][T13052] ppp0: recursion detected
[  870.221068][T13013] ppp0: recursion detected